Kurihara Mia works in the advertising department of a cosmetic company. When her boyfriend proposes after a long relationship, she rejects him, expressing that she wants to continue her job. The argument finally leads Mia to bring up an one-sided breakup. However, her ex-boyfriend isn't giving up. Stalked by her ex-boyfriend, Mia gets saved by a pretty boy, Kairi, whom she has just met! But his actual identity...

Starting this spring, citizens will be able to become a teacher at the expensive high school! This is what Maho is getting excited about, but her boyfriend for six years dumped her. Afterwards, she slept with a young boy to get over her sadness. However, who would have expected that she would be reunited with him in the classroom. That's right, he was her student!! A secret relationship with a younger handsome boy is packed full of scary, yet, exciting, nerve-racking, yet, heart-thumping...

Misuzu just started her dream job teaching at a prestigeous high school, and she feels totally motivated. Recently, she began going out with the really hot/manly principal Kazuki, and their relationship couldn't be better. But one day. Misuzu had sex with Kazuki's younger brother Masahiro, who happens to be one of her students. This is a huge secret that they can't tell anyone: the love affair between a teacher and a...